TDW-20

A.The installation is easy. Unscrew the plate underneath the TD-20, mount and lock the TDW-20 to the slot, and then update the TD-20. All necessary tools such screwdriver, locking key, and an updater CompactFlash card are included in the box. With the same updater CF card, you can backup your current TD-20 data and load it after installing the TDW-20. You can even continue using the included CF card to store user data.